PE21298A1 - Metodo y aparato para fabricar hierro metalico - Google Patents

Metodo y aparato para fabricar hierro metalico

Info

Publication number
PE21298A1
PE21298A1 PE1997000194A PE00019497A PE21298A1 PE 21298 A1 PE21298 A1 PE 21298A1 PE 1997000194 A PE1997000194 A PE 1997000194A PE 00019497 A PE00019497 A PE 00019497A PE 21298 A1 PE21298 A1 PE 21298A1
Authority
PE
Peru
Prior art keywords
feox
wrapping
iron
slag
heating
Prior art date
Application number
PE1997000194A
Other languages
English (en)
Spanish (es)
Inventor
Takuya Negami
Kazuo Kunii
Shinichi Inaba
Masataka Shimizu
Isao Kobayashi
Yoshimichi Takenaka
Toshihide Matsumura
Akira Uragami
Takashi Kujirai
Osamu Tsuchiya
Kimio Sugimaya
Shuzo Ito
Shoichi Kikuchi
Original Assignee
Kobe Steel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27550766&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PE21298(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP05980196A external-priority patent/JP3845893B2/ja
Priority claimed from JP25711596A external-priority patent/JPH10102115A/ja
Priority claimed from JP25711696A external-priority patent/JPH10102116A/ja
Priority claimed from JP25711796A external-priority patent/JPH10102117A/ja
Priority claimed from JP25711496A external-priority patent/JPH10102114A/ja
Priority claimed from JP25711896A external-priority patent/JP4149531B2/ja
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of PE21298A1 publication Critical patent/PE21298A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
PE1997000194A 1996-03-15 1997-03-13 Metodo y aparato para fabricar hierro metalico PE21298A1 (es)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP05980196A JP3845893B2 (ja) 1996-03-15 1996-03-15 金属鉄の製法
JP25711596A JPH10102115A (ja) 1996-09-27 1996-09-27 金属鉄の製造方法及び製造設備
JP25711696A JPH10102116A (ja) 1996-09-27 1996-09-27 金属鉄の製造方法及び製造設備
JP25711796A JPH10102117A (ja) 1996-09-27 1996-09-27 金属鉄の製造方法及び製造設備
JP25711496A JPH10102114A (ja) 1996-09-27 1996-09-27 金属鉄の製造方法及び製造設備
JP25711896A JP4149531B2 (ja) 1996-09-27 1996-09-27 金属鉄の製造方法及び製造設備

Publications (1)

Publication Number Publication Date
PE21298A1 true PE21298A1 (es) 1998-05-01

Family

ID=27550766

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1997000194A PE21298A1 (es) 1996-03-15 1997-03-13 Metodo y aparato para fabricar hierro metalico

Country Status (24)

Country Link
US (3) US6036744A (xx)
EP (1) EP0888462B1 (xx)
KR (1) KR100516507B1 (xx)
CN (2) CN1080315C (xx)
AR (1) AR006206A1 (xx)
AT (1) ATE229083T1 (xx)
AU (1) AU715276C (xx)
BG (1) BG102721A (xx)
BR (1) BR9707996A (xx)
CA (2) CA2248273C (xx)
CZ (1) CZ279498A3 (xx)
DE (1) DE69717609T2 (xx)
EA (1) EA001158B1 (xx)
ES (1) ES2188900T3 (xx)
HU (1) HUP9902339A3 (xx)
ID (1) ID16250A (xx)
IL (1) IL120440A0 (xx)
NO (1) NO984161L (xx)
NZ (1) NZ332283A (xx)
PE (1) PE21298A1 (xx)
PL (1) PL328812A1 (xx)
SK (1) SK125398A3 (xx)
TR (1) TR199801833T2 (xx)
WO (1) WO1997034018A1 (xx)

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US6506231B2 (en) * 1996-03-15 2003-01-14 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
US6149709A (en) 1997-09-01 2000-11-21 Kabushiki Kaisha Kobe Seiko Sho Method of making iron and steel
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US6413295B2 (en) 1998-11-12 2002-07-02 Midrex International B.V. Rotterdam, Zurich Branch Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
US6582651B1 (en) 1999-06-11 2003-06-24 Geogia Tech Research Corporation Metallic articles formed by reduction of nonmetallic articles and method of producing metallic articles
PE20020070A1 (es) 2000-03-30 2002-02-05 Midrex Internat B V Metodo de producir hierro metalico y dispositivo de alimentacion de materia prima
JP2001279313A (ja) 2000-03-30 2001-10-10 Midrex Internatl Bv 溶融金属鉄の製法
JP2001288504A (ja) * 2000-03-31 2001-10-19 Midrex Internatl Bv 溶融金属鉄の製造方法
TW562860B (en) * 2000-04-10 2003-11-21 Kobe Steel Ltd Method for producing reduced iron
EP1160338A1 (en) * 2000-05-31 2001-12-05 DANIELI & C. OFFICINE MECCANICHE S.p.A. Process to preheat and reduce directly reduced iron (DRI) to be fed to an electric arc furnace (EAF)
JP4757982B2 (ja) * 2000-06-28 2011-08-24 株式会社神戸製鋼所 粒状金属鉄の歩留まり向上方法
JP4330257B2 (ja) * 2000-08-09 2009-09-16 株式会社神戸製鋼所 金属鉄の製法
US20020053307A1 (en) * 2000-10-31 2002-05-09 Natsuo Ishiwata Method for discharging reduced product from a moveable-hearth furnace and a discharging device
JP4691827B2 (ja) * 2001-05-15 2011-06-01 株式会社神戸製鋼所 粒状金属鉄
JP4669189B2 (ja) * 2001-06-18 2011-04-13 株式会社神戸製鋼所 粒状金属鉄の製法
JP4266284B2 (ja) * 2001-07-12 2009-05-20 株式会社神戸製鋼所 金属鉄の製法
JP4267843B2 (ja) * 2001-08-31 2009-05-27 株式会社神戸製鋼所 金属鉄の製法
US6478841B1 (en) 2001-09-12 2002-11-12 Techint Technologies Inc. Integrated mini-mill for iron and steel making
US6689182B2 (en) 2001-10-01 2004-02-10 Kobe Steel, Ltd. Method and device for producing molten iron
TWI282818B (en) * 2003-01-16 2007-06-21 Kobe Steel Ltd A rotary hearth furnace and iron production method thereby
JP4295544B2 (ja) 2003-04-09 2009-07-15 株式会社神戸製鋼所 冶金用改質炭の製造方法、ならびに冶金用改質炭を用いた還元金属および酸化非鉄金属含有スラグの製造方法
US7413592B2 (en) * 2004-03-31 2008-08-19 Nu-Iron Technology, Llc Linear hearth furnace system and methods regarding same
US8470068B2 (en) * 2004-12-07 2013-06-25 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
MX2007006785A (es) * 2004-12-07 2007-10-08 Nu Iron Technology Llc Metodo y sistema para producir pepitas de hierro metalicas.
DE602006018967D1 (de) * 2005-08-30 2011-01-27 Du Pont Erzreduktionsverfahren und titanoxid- und eisenmetallisierungsprodukt
JP4981320B2 (ja) * 2006-01-17 2012-07-18 株式会社神戸製鋼所 金属鉄の製法
US8021460B2 (en) * 2006-07-26 2011-09-20 Nu-Iron Technology, Llc System and method for producing metallic iron nodules
WO2009017059A1 (ja) * 2007-07-27 2009-02-05 Kabushiki Kaisha Kobe Seiko Sho 炭材内装酸化金属ブリケットの製造方法
WO2009052066A1 (en) * 2007-10-15 2009-04-23 E. I. Du Pont De Nemours And Company Ore reduction process using carbon based materials having a low sulfur content and titanium oxide and iron metallization product therefrom
KR101637546B1 (ko) * 2008-12-22 2016-07-08 회가내스 아베 (피유비엘) 기계가공성 향상 조성물
RU2484145C2 (ru) * 2009-01-23 2013-06-10 Кабусики Кайся Кобе Сейко Се Способ производства гранулированного железа
US8518146B2 (en) 2009-06-29 2013-08-27 Gb Group Holdings Limited Metal reduction processes, metallurgical processes and products and apparatus
WO2012030413A2 (en) * 2010-09-03 2012-03-08 Forest Vue Research Llc Method for simultaneously producing iron, coke, and power
US8690986B2 (en) 2010-09-03 2014-04-08 Forest Vue Research, Llc Method for simultaneously producing iron, coke, and power
US8287621B2 (en) 2010-12-22 2012-10-16 Nu-Iron Technology, Llc Use of bimodal carbon distribution in compacts for producing metallic iron nodules
KR101442920B1 (ko) * 2012-12-18 2014-09-22 주식회사 포스코 환원철 제조방법 및 제조장치
KR101384801B1 (ko) * 2012-12-27 2014-04-21 주식회사 포스코 환원철의 제조방법
JP2014167164A (ja) 2013-02-01 2014-09-11 Kobe Steel Ltd 還元鉄の製造方法
CA2937648C (en) 2014-01-31 2023-05-09 Saudi Basic Industries Corporation Composite iron pellets
US11427877B2 (en) * 2017-09-21 2022-08-30 Nucor Corporation Direct reduced iron (DRI) heat treatment, products formed therefrom, and use thereof
US11060792B2 (en) * 2018-03-23 2021-07-13 Air Products And Chemicals, Inc. Oxy-fuel combustion system and method for melting a pelleted charge material
RU2743132C2 (ru) * 2020-03-24 2021-02-15 Владимир Иванович Лунёв Способ получения железа из оолитов бурожелезняковой руды и устройство для его реализации

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US6413295B2 (en) * 1998-11-12 2002-07-02 Midrex International B.V. Rotterdam, Zurich Branch Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
JP2001288504A (ja) * 2000-03-31 2001-10-19 Midrex Internatl Bv 溶融金属鉄の製造方法
TW562860B (en) * 2000-04-10 2003-11-21 Kobe Steel Ltd Method for producing reduced iron
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US6749664B1 (en) * 2001-01-26 2004-06-15 Midrex International, B.V., Rotterdam, Zurich Branch Furnace hearth for improved molten iron production and method of operation

Also Published As

Publication number Publication date
WO1997034018A1 (en) 1997-09-18
AU1940497A (en) 1997-10-01
BG102721A (en) 1999-03-31
HUP9902339A3 (en) 2001-09-28
NO984161D0 (no) 1998-09-10
KR19990087811A (ko) 1999-12-27
EP0888462B1 (en) 2002-12-04
ID16250A (id) 1997-09-11
EP0888462A1 (en) 1999-01-07
CN1368557A (zh) 2002-09-11
EA199800828A1 (ru) 1999-02-25
NO984161L (no) 1998-09-10
HUP9902339A2 (hu) 1999-11-29
AU715276B2 (en) 2000-01-20
SK125398A3 (en) 1999-05-07
KR100516507B1 (ko) 2005-11-25
ES2188900T3 (es) 2003-07-01
IL120440A0 (en) 1997-07-13
US20090025511A1 (en) 2009-01-29
US6432533B1 (en) 2002-08-13
CA2694865A1 (en) 1997-09-18
DE69717609D1 (de) 2003-01-16
ATE229083T1 (de) 2002-12-15
EA001158B1 (ru) 2000-10-30
NZ332283A (en) 2000-01-28
CA2248273A1 (en) 1997-09-18
CN1080315C (zh) 2002-03-06
AR006206A1 (es) 1999-08-11
CA2248273C (en) 2010-05-18
PL328812A1 (en) 1999-02-15
CN1218516A (zh) 1999-06-02
US6036744A (en) 2000-03-14
BR9707996A (pt) 2000-01-04
AU715276C (en) 2007-05-03
CZ279498A3 (cs) 1999-07-14
US7938883B2 (en) 2011-05-10
CN1198945C (zh) 2005-04-27
TR199801833T2 (xx) 1998-12-21
DE69717609T2 (de) 2003-05-22

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